27033021 has 24 divisors (see below), whose sum is σ = 41277600. Its totient is φ = 17673552.

The previous prime is 27033007. The next prime is 27033031. The reversal of 27033021 is 12033072.

It is not a de Polignac number, because 27033021 - 2⁵ = 27032989 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27032985 and 27033003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27033001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11830 + ... + 13928.

It is an arithmetic number, because the mean of its divisors is an integer number (1719900).

Almost surely, 2^27033021 is an apocalyptic number.

It is an amenable number.

27033021 is a deficient number, since it is larger than the sum of its proper divisors (14244579).

27033021 is an equidigital number, since it uses as much as digits as its factorization.

27033021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167 (or 2155 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 27033021 is about 5199.3288990023. The cubic root of 27033021 is about 300.1222501762.

Adding to 27033021 its reverse (12033072), we get a palindrome (39066093).

The spelling of 27033021 in words is "twenty-seven million, thirty-three thousand, twenty-one".